WO2021037058A1

WO2021037058A1 - Electronic device

Info

Publication number: WO2021037058A1
Application number: PCT/CN2020/111383
Authority: WO
Inventors: 杨鹏博; 王晓雷
Original assignee: 维沃移动通信有限公司
Priority date: 2019-08-30
Filing date: 2020-08-26
Publication date: 2021-03-04
Also published as: EP4024834A1; CN110602606B; CN110602606A; EP4024834A4; US20220174140A1; ES2959892T3; EP4024834B1

Abstract

The present disclosure provides an electronic device. The electronic device comprises: a cover, a receiver, a speaker, and a first cavity. The receiver is accommodated in the first cavity; a gap is provided between the cover, and the receiver and the speaker; the gap is communicated with the first cavity; the gap is communicated with the external environment by means of a sound outlet of the speaker.

Description

Electronic equipment

Cross-references to related applications

This application claims the priority of Chinese Patent Application No. 201910814969.5 filed in China on August 30, 2019, the entire content of which is incorporated herein by reference.

Technical field

The present disclosure relates to the field of communication technology, and in particular to an electronic device.

Background technique

With the rapid development of electronic equipment, the sealing performance of electronic equipment is getting better and better. In actual use, there is generally a gap between the cover and the receiver. When the cover is subjected to external pressure, the gap becomes smaller, which results in a sharp change in the air pressure of the receiver, which makes the air pressure of the receiver unbalanced, and then causes the sound of the receiver There will be noise in the middle. It can be seen that the sound effect of the current receiver is poor.

Summary of the invention

The embodiments of the present disclosure provide an electronic device to solve the problem of poor sound effect of the current receiver.

In order to solve the above technical problems, the present disclosure is implemented as follows:

An embodiment of the present disclosure provides an electronic device, including: a cover, a receiver, a speaker, and a first cavity. The receiver is accommodated in the first cavity, and the cover is connected to the receiver and the speaker. There is a gap therebetween, the gap is in communication with the first cavity, and the gap is in communication with the external environment through the sound hole of the speaker.

In the embodiment of the present disclosure, the electronic device includes: a cover, a receiver, a speaker, and a first cavity. The receiver is accommodated in the first cavity, between the cover and the receiver and the speaker. There is a gap, the gap is in communication with the first cavity, and the gap is in communication with the external environment through the sound hole of the speaker. In this way, the first cavity can maintain communication with the external environment through the gap and the sound outlet. When the cover is subjected to external force, the air pressure in the first cavity can always be balanced, reducing the occurrence of noise in the sound emitted by the receiver. , Thereby improving the sound effect of the receiver.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present disclosure more clearly, the following will briefly introduce the accompanying drawings used in the description of the embodiments of the present disclosure. Obviously, the accompanying drawings in the following description are only some embodiments of the present disclosure. For those of ordinary skill in the art, other drawings can be obtained from these drawings without creative labor.

FIG. 1 is a schematic structural diagram of an electronic device provided by an embodiment of the present disclosure;

Fig. 2 is a schematic structural diagram of another electronic device provided by an embodiment of the present disclosure.

detailed description

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present disclosure. Obviously, the described embodiments are part of the embodiments of the present disclosure, rather than all of the embodiments. Based on the embodiments in the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present disclosure.

Referring to FIG. 1, an embodiment of the present disclosure provides a schematic structural diagram of an electronic device. As shown in FIG. 1, the electronic device includes: a cover 10, a receiver 20, a speaker 30, and a first cavity 40. The receiver 20 is accommodated in In the first cavity 40, there is a gap 50 between the cover 10 and the receiver 20 and the speaker 30, the gap 50 is in communication with the first cavity 40, and the gap 50 passes through the The sound hole 60 of the speaker 30 communicates with the external environment.

The receiver 20 and the speaker 30 may be located on different sides of the electronic device. For example, the receiver 20 and the speaker 30 may be located on the first side and the second side opposite to the electronic device.

Wherein, referring to FIG. 1, when the receiver 20 is housed in the first cavity 40, the receiver 20 can abut against the inner wall of the first cavity 40, so that the first cavity 40 can be divided into two cavities. The two cavities can be respectively referred to as the front cavity and the back cavity of the receiver 20 (ie, the front cavity and the back cavity of the receiver).

Wherein, the first cavity 40 and the gap 50 may directly communicate with each other. Of course, a baffle may be provided between the first cavity 40 and the gap 50, and a through hole may be provided on the baffle, and the through hole may communicate the first cavity 40 and the gap 50. In this way, the baffle can achieve the effect of waterproof and dustproof.

The width of the gap 50 is not limited here. It should be noted that the smaller the width of the gap 50 is, the better. In this way, the thickness of the entire electronic device can be reduced. In addition, the gap 50 between the cover 10 and the receiver 20 and the speaker 30 may be: there is a first gap between the cover 10 and the receiver 20, there may be a second gap between the cover 10 and the speaker 30, and the first gap The gap 50 is formed with the second gap. It should be noted that the first gap and the second gap are in communication with each other. The width of the first gap and the second gap may be the same or different, which is not specifically limited here.

Among them, the number of sound holes 60 is not limited here. Generally, the electronic device includes a plurality of sound outlets 60, and the distance between any two adjacent sound outlets 60 of the plurality of sound outlets 60 can be equal. Of course, the diameter of each sound outlet 60 can also be equal. . The sound hole 60 is connected to the external environment, so that the sound emitted by the speaker 30 can be transmitted to the external environment through the sound hole 60, which reduces the loss of the sound emitted by the speaker 30 in the transmission process, thereby making the sound effect of the speaker 30 better.

In the embodiment of the present disclosure, the electronic device includes: a cover 10, a receiver 20, a speaker 30, and a first cavity 40. The receiver 20 is accommodated in the first cavity 40, and the cover 10 is connected to the first cavity 40. There is a gap 50 between the receiver 20 and the speaker 30, the gap 50 is in communication with the first cavity 40, and the gap 50 and the first cavity 40 may be in communication through a vent hole, and the gap 50 passes through the speaker. The sound outlet 60 of 30 communicates with the external environment. In this way, the first cavity 40 can maintain communication with the external environment through the gap 50 and the sound hole 60. When the cover 10 receives an external force (see FIG. 2 when it receives an external force F), the air pressure in the first cavity 40 can always be Maintaining a balance (that is, the air pressure in the receiver 20 can always be balanced), reducing the occurrence of noise in the sound emitted by the receiver 20, thereby improving the sound effect of the receiver 20 and improving the user experience.

Optionally, referring to Figures 1 and 2, the electronic device further includes a second cavity 70 and a sound channel 80, the speaker 30 is housed in the second cavity 70, and the second cavity 70 communicates with the gap 50, and the second cavity 70 communicates with the sound hole 60 through the sound channel 80.

Wherein, when the speaker 30 is accommodated in the second cavity 70, the speaker 30 can abut against the inner wall of the second cavity 70, so that the second cavity 70 can be divided into two cavities. These are respectively referred to as the front cavity and the rear cavity of the speaker 30 (ie, the speaker front cavity and the speaker rear cavity).

In the embodiment of the present disclosure, since the second cavity 70 communicates with the sound outlet 60 through the sound outlet channel 80, and the speaker 30 is accommodated in the second cavity 70, the sound emitted by the speaker 30 can pass through the sound outlet channel 80 and The sound hole 60 diffuses into the external environment, and the sound loss is small when the sound propagates in the sound channel 80 and the sound hole 60, so that the sound propagation effect is better.

Optionally, a first side wall 90 is provided between the second cavity 70 and the gap 50, and a first vent 91 is provided on the first side wall 90, and the first vent 91 corresponds to The sound channel 80 or the second cavity 70 is provided.

The thickness of the first side wall 90 and the diameter of the first vent hole 91 are not limited herein.

In addition, one end of the first vent hole 91 may be in communication with the gap 50, and the other end of the first vent hole 91 may be in communication with the sound channel 80 or the second cavity 70.

In the embodiment of the present disclosure, a first side wall 90 is provided between the second cavity 70 and the gap 50. In this way, the waterproof and dustproof effect of the electronic device can be enhanced. In addition, since the first side wall 90 is provided with a first passage The air hole 91, in this way, can realize the communication between the gap 50 and the second cavity 70, and the processing technology of the first air hole 91 is simple, thereby reducing the processing cost.

Optionally, the second cavity 70 includes a speaker front cavity 71 and a speaker rear cavity 72, the speaker front cavity 71 is in communication with the sound channel 80, and the first vent hole 91 is connected to the gap 50 respectively. It communicates with the speaker front cavity 71.

The speaker 30 may include a diaphragm, a monomer, and a horn. The diaphragm of the speaker 30 may be arranged in the front cavity 71 of the speaker and arranged toward the first side wall 90. The horn may be arranged corresponding to the diaphragm, and the monomer may be arranged on the horn. On the side. In addition, the single body may be arranged in the speaker rear cavity 72, and the horn is used to separate the speaker front cavity 71 and the speaker rear cavity 72. The first vent 91 may be respectively communicated with the speaker front cavity 71 and the gap 50.

In the embodiment of the present disclosure, the second cavity 70 includes a speaker front cavity 71 and a speaker rear cavity 72, and the speaker front cavity 71 is in communication with the sound channel 80, so that the sound emitted by the speaker 30 can pass through the speaker front cavity 71 and out. The sound channel 80 and the sound hole 60 are transmitted to the external environment, and the sound loss in the speaker front cavity 71 and the sound channel 80 is less, so that the sound propagation effect is better.

Optionally, the second cavity 70 includes a speaker front cavity 71 and a speaker rear cavity 72, the speaker front cavity 71 is in communication with the sound channel 80, and the first vent 91 is connected to the gap 50 respectively. It communicates with the sound channel 80.

Among them, the speaker 30 may include a diaphragm, a single unit, and a horn. For detailed description, please refer to the previous embodiment.

In the embodiment of the present disclosure, since the diaphragm of the speaker 30 is arranged in the front chamber 71 of the speaker, and the first vent 91 is connected to the gap 50 and the sound channel 80 respectively, that is, the first vent 91 is directly corresponding to the sound channel 80. , The diaphragm setting of the speaker 30 is not corresponding, so that the performance of the diaphragm of the speaker 30 will not be affected, and the sound effect of the speaker 30 is better.

Optionally, the electronic device further includes a middle frame 61, and the sound outlet 60 is provided on the middle frame 61.

Wherein, the location of the sound hole 60 on the middle frame 61 is not limited here.

In addition, a gap may also be provided between the middle frame 61 and the receiver 20 and the speaker 30, and the gap may be a part of the gap 50.

In the embodiment of the present disclosure, since the sound hole 60 is provided on the middle frame 61, the sound hole 60 can better communicate with the external environment, which ensures the sound effect and reduces the weight of the entire electronic device.

Optionally, referring to FIG. 1 and FIG. 2, the sound channel 80 is arranged obliquely with respect to the cover 10.

Wherein, the first end of the sound channel 80 communicates with the speaker front cavity 71, and the second end of the sound channel 80 communicates with the sound hole 60. The first end of the sound channel 80 may be arranged close to the cover body 10, and the second end of the sound channel 80 may be arranged away from the cover body 10.

In the embodiment of the present disclosure, the sound channel 80 is arranged obliquely with respect to the cover 10, which can reduce the occurrence of the phenomenon of water flowing back into the speaker front cavity 71 through the sound hole 60 and the sound channel 80, and enhance the waterproof effect of the electronic device .

Optionally, referring to FIGS. 1 and 2, a waterproof and breathable membrane 92 is further provided in the first ventilation hole 91.

Wherein, the waterproof and breathable membrane 92 may be a polymer waterproof material, which may be made of polytetrafluoroethylene resin through a process such as stretching. The waterproof and breathable membrane 92 can ensure the passage of gas while blocking the passage of liquid.

In the embodiment of the present disclosure, since the first vent 91 is also provided with a waterproof and breathable membrane 92, it is possible to prevent liquids such as water from entering through the first vent 91 to enter the inside of the electronic device including the motherboard and other devices, thereby further enhancing the electronic The waterproof effect of the device.

Optionally, referring to FIGS. 1 and 2, the waterproof and breathable membrane 92 is disposed at one end of the first vent 91 close to the gap 50.

In the embodiment of the present disclosure, the waterproof and breathable membrane 92 is disposed at the end of the first vent 91 close to the gap 50, so that during the assembly process, the waterproof and breathable membrane 92 can be directly assembled on the end of the first vent 91 near the gap 50 during the assembly process. Compared with the method of assembling in the first vent hole 92, the assembling method is simpler, the assembling efficiency is higher, and subsequent maintenance or replacement is convenient.

Optionally, a plurality of first vent holes 91 are provided on the first side wall 90.

The apertures of the plurality of first vent holes 91 may be the same or different. Optionally, the apertures of the plurality of first vent holes 91 are all the same, which makes the processing more convenient.

In addition, since a plurality of first vent holes 91 are arranged at different positions of the first side wall 90, and the thickness of different positions of the first side wall 90 may be different, the depth of different first vent holes 91 may also be different.

In the embodiment of the present disclosure, since a plurality of first vent holes 91 are provided on the first side wall 90, compared with the manner in which only one first vent hole 91 is provided, when a certain first vent hole 91 is blocked, the gap 50 Ventilation with the second cavity 70 can also be performed through other first vent holes 91, which improves the stability of ventilation.

Optionally, the plurality of first vent holes 91 are arranged at equal intervals.

Wherein, the plurality of first vent holes 91 are arranged at equal intervals, that is, the distance between any two adjacent first vent holes 91 may be equal.

In the embodiment of the present disclosure, the plurality of first vent holes 91 are arranged at equal intervals, which can make the venting effect between the gap 50 and the second cavity 70 more uniform.

Optionally, referring to Figures 1 and 2, a second side wall 100 is provided between the first cavity 40 and the gap 50, and a second vent 101 is provided on the second side wall 100, so The second air vent 101 communicates with the gap 50 and the first cavity 40 respectively.

In the embodiment of the present disclosure, since the second vent 101 is provided on the second side wall 100, the first cavity 40 can communicate with the gap 50 through the second vent 101, and pass through the gap 50, the first vent 91 and the outlet The sound hole 60 communicates with the external environment, so that the air pressure in the first cavity 40 can always be balanced, which reduces the occurrence of noise in the sound emitted by the receiver 20, thereby improving the sound effect of the receiver 20.

Optionally, the first cavity 40 includes a receiver front cavity 41 and a receiver rear cavity 42, and the second vent 101 is in communication with the receiver rear cavity 42.

Wherein, the single body and the diaphragm of the receiver 20 can both be arranged in the front cavity 41 of the receiver.

In the embodiment of the present disclosure, the second vent 101 communicates with the back cavity 42 of the receiver, and it can be considered that the entire gap 50 is a part of the back cavity of the receiver 20, thereby increasing the space of the back cavity of the receiver 20.

Optionally, referring to FIGS. 1 and 2, the second side wall 100 is provided with two second vents 101, and the two second vents 101 are respectively provided on the second side wall 100 opposite to each other. On both sides of the edge.

Wherein, the receiver 20 can be arranged relative to the center of the second side wall 100.

In addition, the diameter and depth of the two second vent holes 101 are not limited herein. When the thickness of the second side wall 100 is the same, the depth of the two second vent holes 101 are also the same. Optionally, the diameter of the two second vent holes 101 is also the same.

In the embodiment of the present disclosure, two second vent holes 101 are provided on the second side wall 100. Compared with the mode in which only one second vent hole 101 is provided on the second side wall 100, when a certain second vent hole 101 is After the blockage, the gap 50 and the first cavity 40 can also be ventilated through another second vent hole 101, which improves the stability of ventilation. In addition, the two second vent holes 101 are respectively provided on the opposite side edges of the second side wall 100, so that the venting effect between the gap 50 and the first cavity 40 can be more uniform.

The embodiments of the present disclosure are described above with reference to the accompanying drawings, but the present disclosure is not limited to the above-mentioned specific embodiments. The above-mentioned specific embodiments are only illustrative and not restrictive. Those of ordinary skill in the art are Under the enlightenment of the present disclosure, without departing from the purpose of the present disclosure and the scope of protection of the claims, many forms can be made, all of which fall within the protection of the present disclosure.

Claims

An electronic device, comprising: a cover, a receiver, a speaker, and a first cavity, the receiver is accommodated in the first cavity, and there is a gap between the cover, the receiver and the speaker, so The gap is in communication with the first cavity, and the gap is in communication with the external environment through the sound hole of the speaker.
The electronic device according to claim 1, further comprising a second cavity and a sound channel, the speaker is accommodated in the second cavity, the second cavity is in communication with the gap, and the second cavity The cavity is in communication with the sound outlet through the sound outlet channel.
The electronic device according to claim 2, wherein a first side wall is provided between the second cavity and the gap, a first vent hole is provided on the first side wall, and the first The air hole is provided corresponding to the sound outlet channel or the second cavity.
The electronic device according to claim 3, wherein the second cavity comprises a speaker front cavity and a speaker rear cavity, the speaker front cavity is in communication with the sound channel, and the first vent is respectively connected to the The gap communicates with the front cavity of the speaker.
The electronic device according to claim 3, wherein the second cavity comprises a speaker front cavity and a speaker rear cavity, the speaker front cavity is in communication with the sound channel, and the first vent is respectively connected to the The gap is in communication with the sound outlet channel.
The electronic device according to claim 1, further comprising a middle frame, and the sound hole is provided on the middle frame.
The electronic device according to claim 3, wherein a plurality of first vent holes are provided on the first side wall.
8. The electronic device according to claim 7, wherein the plurality of first vent holes are arranged at equal intervals.
The electronic device according to claim 1, wherein a second side wall is provided between the first cavity and the gap, a second vent hole is provided on the second side wall, and the second The air holes are respectively communicated with the gap and the first cavity.
The electronic device according to claim 9, wherein the first cavity comprises a front cavity of the receiver and a back cavity of the receiver, and the second vent is in communication with the back cavity of the receiver.